STELLA-JONES CORPORATION — NPDES permit OR0029726: limits, due date and EPA's record

NPDES permit OR0029726 · Minor NON-POTW · administratively continued, expires 2025-11-30 · EPA's file as of 2026-09-19

Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

This permit expired on 2025-11-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among OR permits in EPA's filings — check your permit).

Limits in force (21)

Outfall	Parameter	Statistic	Limit	Months
003	Temperature, water deg. centigrade	MO AVG	report only	all year
003	Temperature, water deg. centigrade	DAILY MX	report only	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MX	<= 9 SU	all year
003	Arsenic, total [as As]	MO AVG	<= 48 ug/L	all year
003	Arsenic, total [as As]	DAILY MX	<= 850 ug/L	all year
003	Copper, total [as Cu]	MO AVG	<= 12 ug/L	all year
003	Copper, total [as Cu]	DAILY MX	<= 18 ug/L	all year
003	Iron, total [as Fe]	MO AVG	<= 802 ug/L	all year
003	Iron, total [as Fe]	DAILY MX	<= 1849 ug/L	all year
003	Zinc, total [as Zn]	MO AVG	<= 110 ug/L	all year
003	Zinc, total [as Zn]	DAILY MX	<= 120 ug/L	all year
003	Pentachlorophenol	MO AVG	<= 13 ug/L	all year
003	Pentachlorophenol	DAILY MX	<= 20 ug/L	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
005	pH	DAILY MN	>= 6 SU	all year
005	pH	DAILY MX	<= 9 SU	all year
005	Debris, floating [severity]	VALUE	<= 0 N=0;Y=1	all year
005	Floating solids, waste or visible foam-visual	VALUE	<= 0 N=0;Y=1	all year
005	Oil and grease visual	VALUE	<= 0 N=0;Y=1	all year